CN207836045U - A single-channel air-cooled, liquid-cooled server cabinet in series - Google Patents

Abstract

The utility model is related to a kind of air cooling of single channel, the concatenated server cabinet of liquid cooling, including outer layer cabinet and internal layer cabinet, internal layer cabinet is located at outer layer interior of equipment cabinet, several servers are equipped in internal layer cabinet, it is respectively equipped with liquid-cooling heat radiator in each server, each liquid-cooling heat radiator is respectively equipped with inlet and liquid outlet, main liquid feeding pipeline and main liquid back pipe road are equipped between internal layer cabinet and outer layer cabinet, all inlets are respectively connected to main liquid feeding pipeline, all liquid outlets are respectively connected to main liquid back pipe road, main liquid feeding pipeline is equipped with water pump, the one end on main liquid feeding pipeline and main liquid back pipe road is stretched out outside outer layer cabinet, and it is connect with exterior line；The liquid feeding pipeline of water-filled radiator is connected to main liquid feeding pipeline, and the liquid back pipe road of water-filled radiator is connected to main liquid back pipe road；The especially design of air cooling heat dissipation channel, reduces thermal current in cabinet memory spacing, reduces thermal current residence time in cabinet, radiating efficiency further increases.

Description

A single-channel air-cooled, liquid-cooled server cabinet in series

technical field

The utility model relates to the field of server heat dissipation, in particular to a server cabinet with single-channel air cooling and liquid cooling connected in series.

Background technique

With the increasing integration of semiconductors and the increasing performance of chips, heat dissipation has become a new bottleneck for electronic equipment. Especially for the data center, the so-called data center refers to the place where computer equipment, server equipment, network equipment, storage equipment and other equipment are stored. Its function is to realize the centralized processing, storage, transmission, exchange and management of information. The energy consumption is huge, and nearly half of the energy consumption of the current data center is heat dissipation. Therefore, realizing energy saving and reducing consumption is one of the problems faced by the data center.

In addition, traditional data centers mostly use precision air-conditioning cooling, which not only consumes a lot of energy, but also has inconsistent air intake temperatures in the upper, middle, and lower parts of most cabinets, resulting in the "heat island" phenomenon of servers in the cabinets. The server is in danger of going down.

Due to its high heat dissipation efficiency, large specific heat capacity of liquid, and low energy consumption, liquid cooling has become the research direction of major server manufacturers. Due to the structure of the server itself, except for immersion cooling, other liquid cooling methods will Combination of liquid cooling and air cooling. At present, there is no such standardized server cabinet for liquid cooling on the market. The main cabinets today are either standard cabinets that are only suitable for air cooling, or specially designed cabinets for liquid cooling.

Contents of the invention

Aiming at the technical problems existing in the prior art, the purpose of this utility model is: to provide a single-channel air-cooled, liquid-cooled server cabinet in series, which is suitable for server heat dissipation combined with air-cooled and liquid-cooled, and has high heat dissipation efficiency , reducing the heat island effect.

In order to achieve the above object, the utility model adopts the following technical solutions:

A single-channel air-cooled and liquid-cooled server cabinet in series, including an outer cabinet and an inner cabinet, the inner cabinet is located inside the outer cabinet, and several servers are arranged in the inner cabinet, and each server is respectively equipped with Liquid-cooled heat dissipation device, each liquid-cooled heat dissipation device is equipped with a liquid inlet and a liquid outlet, the main liquid supply pipeline and the main liquid return pipeline are set between the inner cabinet and the outer cabinet, and all the liquid inlets They are respectively connected to the main liquid supply pipeline, and all the liquid outlets are respectively connected to the main liquid return pipeline. There is a water pump on the main liquid supply pipeline, and one end of the main liquid supply pipeline and the main liquid return pipeline extends out of the outer cabinet External, and connected with external piping;

The inner cabinet is equipped with a fan wall. The fan wall includes several fans. The fan wall is located on the side away from the main liquid supply pipeline and the main liquid return pipeline. The cold channel is equipped with a water-cooled heat exchanger, a fan and several temperature measuring devices. The water-cooled radiator is provided with a liquid supply line and a liquid return line. The liquid supply line of the water-cooled radiator is connected to the main liquid supply line. The liquid return line of the radiator is connected to the main liquid return line;

The inner cabinet is provided with baffles along the fan wall to the two sides of the main liquid supply pipeline and the main liquid return pipeline, and the fan and water-cooled heat exchanger are arranged on the top of the inner cabinet.

In addition, the other ends of the main liquid supply pipeline and the main liquid return pipeline are respectively provided with exhaust valves, and the end with the exhaust valve is located on the upper part of the outer cabinet, and the position of the exhaust valve is higher than the liquid cooling device of the server .

In addition, the main liquid supply pipeline and the main liquid return pipeline are respectively provided with drain valves, the drain valves are arranged at the lower part of the outer cabinet, and the position of the drain valves is lower than the liquid cooling device of the server.

In addition, water stop valves are respectively provided on the main liquid supply pipeline and the main liquid return pipeline.

In addition, the main liquid supply pipeline and the main liquid return pipeline are equipped with monitoring devices respectively, and the monitoring devices include temperature monitoring devices, flow monitoring devices, pressure monitoring devices and conductivity monitoring devices;

In addition, the server is provided with a CPU load rate measuring device, a GPU load rate measuring device, and a memory occupancy rate measuring device.

In addition, the outer cabinet is equipped with an intelligent control system, and the intelligent control system is electrically connected to the water pump, monitoring device, temperature measuring device, fan, CPU load rate measuring device, GPU load rate measuring device and memory occupancy rate measuring device.

In addition, the intelligent control system is provided with a display screen, which can display the operating parameters of the server, and the display screen is arranged on the outer cabinet.

In addition, a liquid leakage alarm device is provided at the bottom of the outer cabinet, and the liquid leakage alarm device is located under the main liquid supply pipeline and the main liquid return pipeline.

In addition, one end of the main liquid supply pipeline and the main liquid return pipeline protruding from the outer cabinet is connected with a quick plug.

In general, the utility model has the following advantages:

A single-channel air-cooled and liquid-cooled server cabinet in series. By setting up air-cooled channels and liquid-cooled pipelines inside the cabinet, it can solve the problem that most data centers currently have no standard cabinets when using liquid-cooled heat dissipation. The air-cooling channel is reserved, which can leave enough design space for many water-cooling solutions, especially the design of the air-cooling heat dissipation channel, which reduces the space for hot airflow in the cabinet, reduces the residence time of hot airflow in the cabinet, and reduces the heat island effect , the heat dissipation efficiency is further improved.

Description of drawings

FIG. 1 is a structural schematic diagram of a server cabinet with single-channel air cooling and liquid cooling connected in series according to the present invention.

Fig. 2 is a schematic diagram of the wind wall structure of a single-channel air-cooled and liquid-cooled server cabinet in series according to the present invention;

Fig. 3 is a structural schematic diagram of a server of a single-channel air-cooled and liquid-cooled server cabinet in series according to the present invention;

Fig. 4 is a structural schematic diagram of the connection between the main liquid supply pipeline and the main liquid return pipeline of a single-channel air-cooled and liquid-cooled server cabinet in series according to the present invention;

Fig. 5 is a structural schematic diagram of another angle of a single-channel air-cooled and liquid-cooled server cabinet in series according to the present invention;

Fig. 6 is a schematic diagram of an intelligent control system of a single-channel air-cooled and liquid-cooled server cabinet connected in series according to the present invention;

Fig. 7 is a structural schematic diagram of the pipeline of the water-cooled radiator and the pipeline part of the server in a single-channel air-cooled and liquid-cooled server cabinet in series according to the present invention;

Fig. 8 is a schematic diagram of air-cooling channel circulation of a server cabinet with single-channel air-cooling and liquid-cooling connected in series according to the present invention.

Among them, Figures 1 to 8 include:

1—the outer cabinet, 111—the front area of the inner cabinet, 112—the area above the inner cabinet, 113—the rear area of the inner cabinet;

2—server, 201—liquid cooling device, 202—quick connector for liquid inlet, 203—quick connector for liquid outlet;

3 - fan;

4——water-cooled heat exchanger, 41——temperature measuring device before heat exchange, 42——temperature measuring device after heat exchange, 401——liquid supply pipeline, 402——liquid return pipeline;

5—fan wall, 51—first temperature measuring device, 52—second temperature measuring device, 53—third temperature measuring device, 54—fan;

6——inner cabinet;

7——main liquid supply pipeline, 71——liquid supply and discharge valve, 72——liquid supply monitoring device, 73——liquid supply and water stop valve;

8——main liquid return pipeline, 81——liquid return and drain valve, 82——liquid return monitoring device, 83——liquid return stop valve;

9——exhaust valve;

10 - water pump;

11—liquid leakage alarm device;

12——intelligent control system;

13—the first baffle plate, 14—the second baffle plate.

Detailed ways

The utility model is described in further detail below.

As shown in Figures 1 to 8, a single-channel air-cooled and liquid-cooled parallel server cabinet includes an outer cabinet 1 and an inner cabinet 6, the inner cabinet 6 is located inside the outer cabinet 1, and the inner cabinet 6 is equipped with There are several servers 2, and each server 2 is provided with a liquid cooling device 201, and each liquid cooling device 201 is respectively provided with a liquid inlet and a liquid outlet, and the inner cabinet 6 and the outer cabinet 1 The main liquid supply pipeline 7 and the main liquid return pipeline 8 are arranged between them, all the liquid inlets are respectively connected to the main liquid supply pipeline 7, all the liquid outlets are respectively connected to the main liquid return pipeline 8, and the main liquid supply The pipeline 7 is provided with a water pump 10, and one end of the main liquid supply pipeline 7 and the main liquid return pipeline 8 extends out of the outer cabinet 1 and is connected to the external pipeline; the inner cabinet 6 is provided with a fan wall 5 and a fan wall 5 includes several fans 54, and the fan wall 5 is located on the side away from the main liquid supply pipeline 7 and the main liquid return pipeline 8. The fan wall 5 is fixed together by a plurality of fans 54 to form a plurality of fans 54 arranged in an array, and the arrangement of the fans 54 in the height direction of the cabinet corresponds to the arrangement of the server 2, so that when the fan wall 5 is working, it can accurately The wind is blown into the corresponding server group 2 in the inner cabinet 6 to play the role of drainage and heat dissipation. An air-cooling passage is formed between the outer cabinet 1 and the inner cabinet 6, and a water-cooling heat exchanger 4, a fan 3 and several temperature measuring devices are arranged in the air-cooling passage, and the front part of the water-cooling heat exchanger 4 is provided with a heat exchange The front temperature measuring device 41 and the rear part of the water-cooled heat exchanger 4 are provided with a temperature measuring device 42 after heat exchange. The water-cooled heat exchanger 4 may be a plate heat exchanger, a plate-fin heat exchanger, a finned tube heat exchanger or a fan coil heat exchanger.

As shown in Figure 1, the upper, middle and lower parts of the fan wall 5 are respectively provided with a first temperature measuring device 51, a second temperature measuring device 52 and a third temperature measuring device 53 for measuring the temperature at different positions on the air cooling passage , and feed back the measured value to the intelligent control system 12. The water-cooled radiator is provided with a liquid supply pipeline 401 and a liquid return pipeline 402; the main liquid supply pipeline 7 and the main liquid return pipeline 8 are respectively equipped with monitoring devices, which are respectively: a liquid supply monitoring device 72 and a liquid return monitoring device Device 82. The monitoring device includes a temperature monitoring device, a flow monitoring device, a pressure monitoring device and a conductivity monitoring device. The device can monitor the physical parameters of the liquid entering the cabinet, such as the flow rate, pressure, temperature, conductivity, etc. of the liquid. The server 2 is equipped with a CPU load rate measuring device, a GPU load rate measuring device, and a memory occupancy rate measuring device; the outer cabinet 1 is provided with an intelligent control system 12, and the intelligent control system 12 is electrically connected to the water pump 10, the monitoring device, and the temperature measuring device , a fan 54, a CPU load rate measuring device, a GPU load rate measuring device and a memory occupancy rate measuring device. The other ends of the main liquid supply pipeline 7 and the main liquid return pipeline 8 are respectively provided with an exhaust valve 9, and the end with the exhaust valve 9 is located on the upper part of the outer cabinet 1, and the position of the exhaust valve 9 is higher than that of the server 2 The liquid cooling heat sink 201. The gas in the pipeline can be eliminated by adjusting the exhaust valve 9, so as to prevent the gas in the pipeline from reducing the cooling effect of the cabinet. Both the main liquid supply pipeline 7 and the main liquid return pipeline 8 are respectively provided with liquid discharge valves, which are liquid supply liquid discharge valve 71 and liquid return liquid discharge valve 81 respectively. The drain valve is arranged at the lower part of the outer cabinet 1 , and the position of the drain valve is lower than the liquid cooling device 201 of the server 2 . When liquid needs to be removed from the pipeline, the liquid in the liquid cooling device can be released by opening the liquid supply and liquid discharge valve 71 and the liquid return liquid discharge valve 81 . Both the main liquid supply pipeline 7 and the main liquid return pipeline 8 are respectively provided with water stop valves, which are respectively a liquid supply water stop valve 73 and a liquid return water stop valve 83 . It can prevent the backflow of liquid in the cabinet. In addition, there is a liquid-cooling radiator 201 inside the server 2 , and the liquid-cooling radiator 201 is closely attached to the heat-generating chip in the server 2 , and there is a liquid channel in the liquid-cooling radiator 201 . At the same time, the liquid cooling radiator 201 is equipped with a liquid inlet quick connector 202 and a liquid outlet quick connector 203, and is connected to the main liquid supply pipeline 7 through the liquid inlet quick connector 202, and is connected to the main liquid return pipe through the liquid outlet quick connector 203. Corresponding quick coupler docking in way 8. After docking, the liquid flows in from the main liquid supply pipeline 7 , then passes through the liquid cooling radiator 201 , and finally flows into the main liquid return pipeline 8 .

As shown in Figure 5, the inner cabinet 6 is provided with baffles along both sides of the fan wall 5 to the main liquid supply pipeline 7 and the main liquid return pipeline 8, and the fan 3 and the water-cooled heat exchanger 4 are arranged on the inner cabinet 6 the top of. The sides of the outer cabinet 1 and the inner cabinet 6 are sealed by the first baffle 13 and the second baffle 14, so that the front area 111 of the inner cabinet, the upper area 112 of the inner cabinet, and the rear of the inner cabinet can be formed. The air-cooling channel formed by the area 113 and the inner cabinet 6, when the hot air is driven by the fan 3, flows from the air-cooling channel through the heat exchanger 4, the temperature is cooled to the required temperature, enters the air-cooling channel, and then passes through the fan wall 5, the cold air enters the server 2 group in the inner cabinet 6, takes away the heat of some chips in the server 2 group that need air cooling, and then discharges through the front door of the inner cabinet 6, and then passes through the air cooling again Channel, so reciprocating cycle.

As shown in FIG. 7 , the liquid supply pipeline 401 of the water-cooled radiator 4 is connected to the main liquid supply pipeline 7 , and the liquid return pipeline 402 of the water-cooled radiator 4 is connected to the main liquid return pipeline 8 . When the liquid enters the water-cooled heat exchanger 4, the fan 3 starts simultaneously, and the hot air in the cabinet is cooled by the water-cooled heat exchanger 4 to become cold air.

As shown in FIG. 1 , a liquid leakage alarm device 11 is provided at the bottom of the outer cabinet 1 , and the liquid leakage alarm device 11 is located below the main liquid supply pipeline 7 and the main liquid return pipeline 8 . When there is liquid leakage in the pipeline, the alarm device will be triggered, and the cabinet will sound an alarm, and the intelligent control system 12 on the cabinet will prompt an alarm simultaneously. The intelligent control system 12 is provided with a display screen, which can display the operating parameters of the server, and the display screen is arranged on the outer cabinet 1 . In addition, one end of the main liquid supply pipeline 7 and the main liquid return pipeline 8 protruding from the outer cabinet 1 is connected with a quick plug.

As shown in FIG. 6 , a single-channel air-cooled and liquid-cooled parallel server cabinet and its control method, the intelligent control system 12 reads the temperature of the temperature measuring device and the CPU load rate of the server 2, the occupancy rate of the memory, and the power supply. The return liquid temperature adopts the neural network algorithm to adjust the speed of the fan 54 and the speed of the water pump 10 to realize heat dissipation and energy saving. The intelligent control system 12 centrally stores and analyzes the data of the external pipeline liquid supply temperature of the server 2, GPU load, CPU load, memory utilization rate, water-cooled heat exchanger 4 inlet air temperature and air outlet temperature through a communication protocol, Through the neural network algorithm, the speed of the fan 54 on the fan wall 5 and the speed of the water pump 10 are optimally matched and calculated to realize intelligent heat dissipation and energy saving effect. The server 2 cabinet for a data center using liquid cooling and heat dissipation is provided with a liquid cooling channel and an air cooling channel inside, which can match most of the current server 2 liquid cooling solutions, and can satisfy most of the liquid cooling and heat dissipation requirements. data center needs.

In general, the utility model has the following advantages:

A single-channel air-cooled, liquid-cooled parallel server cabinet and its control method, by setting air-cooled channels and liquid-cooled pipelines inside the cabinet, it can solve the problem that most current data centers have no standard cabinets when using liquid-cooled heat dissipation , At the same time, due to the reserved air cooling channel, it can leave enough design space for many liquid cooling solutions. In particular, the design of the air-cooling channel fixes the air circulation in a certain space area, prevents some dead ends of the air circulation in the prior art, and overheats due to poor air circulation, reduces the space for air circulation, and improves the efficiency of air flow and heat exchange efficiency; in addition, the intelligent control system 12 can automatically optimize and match various parameters of cooling through the neural network algorithm, and the energy saving and heat dissipation effects are good. , the air-cooling channel is formed by the fan wall 5 passing through the inner cabinet 6, the inner cabinet 6 and the outer cabinet 1 are located on the side of the main liquid supply pipeline 7 and the main liquid return pipeline 8, and the air is cooled along the air The channel is located on the top side of the inner cabinet 6 between the inner cabinet 6 and the outer cabinet 1 , and then enters the interior of the inner cabinet 6 through the fan wall 5 . In particular, the design of the air-cooling heat dissipation channel reduces the space left by the hot air in the outer cabinet 1, reduces the residence time of the hot air in the outer cabinet 1, reduces the heat island effect, and further improves the heat dissipation efficiency.

The above-mentioned embodiment is a preferred implementation mode of the present utility model, but the implementation mode of the present utility model is not limited by the above-mentioned embodiment, and any other changes, modifications and substitutions made without departing from the spirit and principle of the present utility model , combination, and simplification, all should be equivalent replacement methods, and are all included in the protection scope of the present utility model.

Claims (10)

1. a kind of single channel air cooling, the concatenated server cabinet of liquid cooling, it is characterised in that：Including outer layer cabinet and internal layer cabinet, Internal layer cabinet is located at outer layer interior of equipment cabinet, several servers are equipped in internal layer cabinet, liquid is respectively equipped in each server Cooling and radiation device, each liquid-cooling heat radiator are respectively equipped with inlet and liquid outlet, are set between internal layer cabinet and outer layer cabinet There are main liquid feeding pipeline and main liquid back pipe road, all inlets to be respectively connected to main liquid feeding pipeline, all liquid outlets respectively connect It is connected to main liquid back pipe road, main liquid feeding pipeline is equipped with water pump, one end stretching outer layer cabinet of main liquid feeding pipeline and main liquid back pipe road Outside, and connect with exterior line；

Internal layer cabinet is equipped with fan wall, and fan wall includes several fans, and fan wall is located remotely from main liquid feeding pipeline and leads back liquid The side of pipeline is formed with air cooling channel between outer layer cabinet and internal layer cabinet, water cooling heat exchanger, wind turbine are equipped in the channel that is gas-cooled With several temperature measuring equipments, water-filled radiator is equipped with liquid feeding pipeline and liquid back pipe road, and the liquid feeding pipeline of water-filled radiator is connected to The liquid back pipe road of main liquid feeding pipeline, water-filled radiator is connected to main liquid back pipe road；

Internal layer cabinet is equipped with baffle along the both sides on fan wall to main liquid feeding pipeline and main liquid back pipe road, and wind turbine and water cooling heat exchanger are set It is placed in the top of internal layer cabinet.

2. a kind of single channel air cooling described in accordance with the claim 1, the concatenated server cabinet of liquid cooling, it is characterised in that：Main confession The other end on liquid pipeline and main liquid back pipe road is respectively equipped with air bleeding valve, and the one end for being equipped with air bleeding valve is located at the upper of outer layer cabinet Portion, the position of air bleeding valve are higher than the liquid-cooling heat radiator of server.

3. a kind of single channel air cooling, the concatenated server cabinet of liquid cooling according to claim 2, it is characterised in that：Main confession Liquid pipeline and main liquid back pipe road are respectively equipped with tapping valve, and tapping valve is set to the lower part of outer layer cabinet, the position of tapping valve Less than the liquid-cooling heat radiator of server.

4. a kind of single channel air cooling described in accordance with the claim 3, the concatenated server cabinet of liquid cooling, it is characterised in that：Main confession Liquid pipeline and main liquid back pipe road are respectively equipped with water check valve.

5. a kind of single channel air cooling described in accordance with the claim 1, the concatenated server cabinet of liquid cooling, it is characterised in that：Main confession Liquid pipeline and main liquid back pipe road respectively be equipped with monitoring device, monitoring device include device for monitoring temperature, flow-monitoring device, Pressure monitoring device and conductivity monitoring device.

6. a kind of single channel air cooling, the concatenated server cabinet of liquid cooling according to claim 5, it is characterised in that：Service Cpu load rate measuring device, the occupancy measuring device of the load factor measuring device of GPU and memory is arranged in device.

7. a kind of single channel air cooling, the concatenated server cabinet of liquid cooling according to claim 6, it is characterised in that：Outer layer Cabinet is equipped with intelligence control system, and intelligence control system is electrically connected to water pump, monitoring device, temperature measuring equipment, fan, cpu load The occupancy measuring device of rate measuring device, the load factor measuring device of GPU and memory.

8. a kind of single channel air cooling, the concatenated server cabinet of liquid cooling according to claim 7, it is characterised in that：Intelligence Control system is equipped with display screen, and display screen is capable of the operating parameter of display server, and display screen is set on outer layer cabinet.

9. a kind of single channel air cooling described in accordance with the claim 1, the concatenated server cabinet of liquid cooling, it is characterised in that：Outer layer Cabinet bottom is equipped with liquid leakage alarm device, and liquid leakage alarm device is located at below main liquid feeding pipeline and main liquid back pipe road.

10. a kind of single channel air cooling described in accordance with the claim 1, the concatenated server cabinet of liquid cooling, it is characterised in that：Main confession One end that outer layer cabinet is stretched out on liquid pipeline and main liquid back pipe road is connected with quick plug.